Just take your blanket and sleep under a rock....
In computer,first you need to enable hibernation.
to do this
right click on desktop
select properties.
select screensaver tab
click on power at the bottom right.
select hibernate tab.
check the enable hiber.box
apply>ok>ok

now you are ready to hibernate
open start menu
select turn off computer
when the turn off computer box appears press shift
this will turn the standby option into hibernate.
click it while pressing shift.
done

1]Make sure that the system is hibernation enabled. To confirm that, Click the Start button, go to Run menu and type in Powercfg.cpl and click OK. In the Power Options Propertiesclick Hibernate tab and make sure that Enable hibernation option is checked. Click OK/Apply.

2]Now Click the Start button, go to Run menu and type in %windir%\System32\rundll32.exe powrprof.dll,SetSuspendState and click OK.

To put the system in to Stand by :-

1]Make sure that the system is hibernation disabled. To confirm that, Click the Start button, go to Run menu and type in Powercfg.cpl and click OK. In the Power Options Propertiesclick Hibernate tab and make sure that Enable hibernation option is unchecked. Click OK/Apply.

2]Now Click the Start button, go to Run menu and type in %windir%\System32\rundll32.exe powrprof.dll,SetSuspendState and click OK.